Zenoah BT225 manual Storage, Troubleshooting guide, Check Probable Causes Action,  24 

Page 24

10. Storage

Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention.

11. Troubleshooting guide

Case 1. Starting failure

CHECK

PROBABLE CAUSES

ACTION

fuel tank

incorrect fuel

fuel filter

fuel filter is clogged

carburetor adjustment screw

out of normal range

sparking (no spark)

spark plug is fouled/wet

 

plug gap is incorrect

spark plug

disconnected

drain it and with correct fuel

clean

adjust to normal range

clean/dry

correct (GAP: 0.6~0.7mm)

retighten

Case 2. Engine starts but does not keep running/Hard re-starting.

CHECK

PROBABLE CAUSES

ACTION

fuel tank

incorrect fuel or staled fuel

carburetor adjustment screw

out of normal range

muffler,cylinder (exhaust port)

carbon is built-up

air cleaner

clogged with dust

cylinder fin, fan cover

clogged with dust

drain it and with correct fuel

adjust to normal range

wipe away

wash

clean

When your unit seems to need further service, please consult with our RedMax service shop in your area.

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Contents BT225 Safety First ContentsSpecifications Parts location 3   4  Symbols on the machine  5 For safe operation Working ConditionWorking Circumstance  6 Working Plan  7 Before Starting the Engine Starting the Engine 8  Using the Product  9 Maintenance If Someone ComesHandling Fuel  10 Transportation  11 Set up  12 SE6 Installing Cutting Head SE6  13 HOW to MIX Fuel Fuel 14  Recommended Mixing Ratio Gasoline 50OILFueling the Unit For Your Engine LIFE, AvoidOperation OP1 OP2 OP3 OP4 16  Starting EngineAdjusting Idling Speed OP5 OP5 Stopping EngineLine Head Usage Trimming Grass and WeedsAdjusting the Line Length  18 Maintenance Refilling Trimming Line 19   20  MA1 MA2 MA3 AIR FilterFuel Filter Spark PlugMA4  22 Muffler Spark ArresterProcedures to be Performed After Every 100 Hours of USE MA5 MA6 23  Troubleshooting guide StorageCheck Probable Causes Action  24 Parts list  25 Drive Unit BT225 S/N 000001 and up  26  27  Engine Unit BT225 S/N 50100000 and up  28  29  Description Part Number Qty Key#Limited Warranty RedMax Garantie limitée Komatsu Zenoah America INC